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libdrm_radeon: Optimize copy of table to cs buffer with specialized call. 

Using this call in OUT_BATCH_TABLE reduces radeonEmitState cpu usage from
9% to 5% and emit_vpu goes from 7% to 1.5%. I did use calgrind to profile
gears for cpu hotspots with r500 card.

Signed-off-by: Pauli Nieminen <suokkos@gmail.com>
main
Pauli Nieminen 2009-08-18 18:51:38 +03:00 committed by Alex Deucher
parent a474fd978c
commit 8c43b79b21
1 changed files with 9 additions and 0 deletions
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9
libdrm/radeon/radeon_cs.h
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@ -201,6 +201,15 @@ static inline void radeon_cs_write_qword(struct radeon_cs *cs, uint64_t qword)
}
}
static inline void radeon_cs_write_table(struct radeon_cs *cs, void *data, uint32_t size)
{
memcpy(cs->packets + cs->cdw, data, size * 4);
cs->cdw += size;
if (cs->section) {
cs->section_cdw += size;
}
}
static inline void radeon_cs_space_set_flush(struct radeon_cs *cs, void (*fn)(void *), void *data)
{
cs->space_flush_fn = fn;